stablelm-2-zephyr-1.6b
LM-STUDIO GGUFstablelm · 1.6B · Q4_K_M
Mar 6, 2026 · Intel Core™ i5-5300U
spark-x2.5-4b
LM-STUDIO GGUFspark2_5 · 4B · Q4_K_M
Sep 30, 2026 · AMD Ryzen 7 4800H
Global Score
35 vs 77
Hardware Fit
61 vs 90
Quality Score
24 vs 71
Hardware
stablelm-2-zephyr-… spark-x2.5-4b
MachineLENOVO 20BUS00700ASUSTeK COMPUTER INC. ROG Strix G513IM_G513IM
CPUIntel Core™ i5-5300UAMD Ryzen 7 4800H
Cores416
RAM16 GB15 GB
GPUIntel(R) HD Graphics 5500AMD Radeon(TM) Graphics, NVIDIA GeForce RTX 3060 Laptop GPU
OSMicrosoft Windows 10 Professionnel 10.0.19045Microsoft Windows 11 Pro 10.0.26200
Archx64x64
Power Modebalancedbalanced
Performance
stablelm-2-zephyr-… spark-x2.5-4b
Tokens/sec6.548.9
First chunk3080 ms20 ms
TTFT3.1 s168 ms
Load timeN/AN/A
Memory usage1.0 GB9.4 GB
Memory %6%61%
HW Fit Score Breakdown
stablelm-2-zephyr-1.6b
Speed
23/50
TTFT
16/20
Memory
22/30
spark-x2.5-4b
Speed
50/50
TTFT
20/20
Memory
20/30
Quality
stablelm-2-zephyr-1.6b
Reasoning
2/20
Coding
2/20
Instruction
8/20
Structured
6/15
Math
2/15
Multilingual
4/10
Reasoning: Poor Coding: Poor Instruction Following: Weak Structured Output: Weak Math: Poor Multilingual: Weak
spark-x2.5-4b
Reasoning
13/20
Coding
14/20
Instruction
16/20
Structured
15/15
Math
4/15
Multilingual
9/10
Reasoning: Adequate Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Weak Multilingual: Strong
Run yours and compare
$
npm install -g metrillm@latest$
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Or run without installing: npx metrillm@latest